Add 81/50 and 75/70
1st number: 1 31/50, 2nd number: 1 5/70
81/50 + 75/70 is 471/175.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 70 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 50 × 7 = 350,
81/50 = 81 × 7/50 × 7 = 567/350 - Likewise, for the 2nd fraction, since 70 × 5 = 350,
75/70 = 75 × 5/70 × 5 = 375/350 - Add the two like fractions:
567/350 + 375/350 = 567 + 375/350 = 942/350 - 942/350 simplified gives 471/175
- So, 81/50 + 75/70 = 471/175
In mixed form: 2121/175
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